Alternatives

Products that do what Fake SMTP server as a service does

1
Mailtrap.io▲125
Fake SMTP. Send Test Emails without spamming real customers
2014
2AS
A simple SMTP proxy that bridges legacy software to modern SMTP servers▲47
2017 · github.com
3WS
WildDuck – Self-hosted modern email server▲222
2019 · wildduck.email
4
MailSnag▲83
Automated email testing for dev/staging/QA/CI environments
2018
5PA
Phishing as a service▲155
2015 · cuttlephish.com
6
Fake Mail Generator▲107
An absolutely free disposable email system
2014
7AS
A self-hosted email engine▲149
2020 · mailcoach.app
8MF
Mockingjay – Fake servers and consumer-driven contracts▲39
2015 · github.com
9MA
Maskmail – anonymous email address service▲110
2018 · maskmail.net
10SR
Simple REST mail server written in Go▲22
2015 · github.com
11
SMTP‑Test.com▲103
One‑click SMTP server test with real‑time protocol logs
2025
12TY
Test your E-Mail for IP Leaks▲50
2013 · emailipleaktest.com
13AP
A partial HTTP server written in brainfuck extended with syscalls▲103
2016 · github.com
14LO
List of disposable email domains to prevent fake registrations▲28
2021 · disposable-emails.github.io
15SS
SESS – Simple Email Sending Service▲54
2018 · sess.email
16HA
HTTPretty, an easy way to mock http requests in python▲97
2012 · falcao.it
17HS
HTTP Status as a Service▲83
2018 · status.icu
18MT
MailDrop, throwaway e-mail addresses, built with Scala and Akka▲81
2013 · maildrop.cc
19IB
IMAP-based message broker client written in Go▲87
2016 · github.com
20CB
Console based email client with Lua scripting▲78
2017 · lumail.org
21
Self host Email Validation▲51
Cleanmails - Unlimited email verification
Jan 2026
22IW
I wrote a Makefile to set up personal SMTP server with Exim 4 on Debian▲12
2020 · github.com
23GY
Get your own private email server in less than 10 minutrs▲6
2016 · sealmail.net
24SD
Self destructing, encrypted messaging with file upload▲40
2014 · popbox.io

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